Question
A molorist takes 45 hours to reach his destination at
If he wants to complete his joumey in 4 hours, at what speed must he travel?
If he drives at
, how long will the journey be? Give answer in hour
and minules
If he wants to complete his joumey in 4 hours, at what speed must he travel?
If he drives at
and minules
Ask by Byrd Chen. in South Africa
Feb 24,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
To complete the 3600 km journey in 4 hours, the motorist must travel at 900 km/h. At 110 km/h, the journey will take approximately 32 hours and 44 minutes.
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To find out the distance to the destination, use the formula:
Distance = Speed × Time.
Here, the speed is and the time is
hours.
So, Distance = .
Distance = Speed × Time.
Here, the speed is
So, Distance =
Now, if the motorist wants to complete the journey in
hours, we can use the same distance:
Speed = Distance / Time,
which gives us Speed = .
Speed = Distance / Time,
which gives us Speed =
Now, for the second part, if the motorist drives at
:
Time = Distance / Speed:
Time = .
Converting hours to minutes:
minutes.
Thus, it will take about hours and
minutes.
Time = Distance / Speed:
Time =
Converting
Thus, it will take about